QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 400 filers reported holding QUIDEL CORP in Q3 2020. The put-call ratio across all filers is 0.70 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $934,000 | +33.6% | 8,314 | +60.7% | 0.00% | +33.3% |
| Q4 2021 | $699,000 | -15.3% | 5,175 | -11.4% | 0.00% | -25.0% |
| Q3 2021 | $825,000 | +29.7% | 5,839 | +17.7% | 0.00% | +33.3% |
| Q2 2021 | $636,000 | +15.2% | 4,962 | +15.0% | 0.00% | +50.0% |
| Q1 2021 | $552,000 | -37.9% | 4,316 | -12.8% | 0.00% | -50.0% |
| Q4 2020 | $889,000 | -18.3% | 4,947 | -0.2% | 0.00% | -20.0% |
| Q3 2020 | $1,088,000 | +55.0% | 4,958 | +58.1% | 0.01% | +25.0% |
| Q2 2020 | $702,000 | +165.9% | 3,136 | +15.9% | 0.00% | +100.0% |
| Q1 2020 | $264,000 | 0.0% | 2,705 | -23.2% | 0.00% | +100.0% |
| Q4 2019 | $264,000 | +30.0% | 3,524 | +6.6% | 0.00% | 0.0% |
| Q3 2019 | $203,000 | -14.7% | 3,306 | -17.5% | 0.00% | 0.0% |
| Q2 2019 | $238,000 | +9.2% | 4,008 | +20.2% | 0.00% | 0.0% |
| Q1 2019 | $218,000 | – | 3,334 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 1,759,421 | $316,080,000 | 39.61% |
| Birchview Capital, LP | 58,644 | $10,535,000 | 6.07% |
| Trellus Management Company, LLC | 39,810 | $7,152,000 | 5.90% |
| MANA Advisors LLC | 1,364 | $245,000 | 4.53% |
| Cannell & Co. | 493,107 | $88,587,000 | 2.94% |
| Brown Capital Management | 2,282,444 | $410,041,000 | 2.83% |
| Trellus Management Company, LLC | 15,000 | $2,695,000 | 2.22% |
| GAGNON SECURITIES LLC | 58,936 | $10,588,000 | 1.69% |
| PREMIER ASSET MANAGEMENT LLC | 40,470 | $7,270,000 | 1.49% |
| Millrace Asset Group, Inc. | 11,926 | $2,143,000 | 1.49% |